Найдите значение (подробно!!!)sin 15° =. Created by ata221. algebra-ru

Найдите значение (подробно!!!)sin 15° =...

ata221 @ata221

July 2022 1 28 Report

Найдите значение (подробно!!!)
sin 15° =

Answers & Comments

Artem112

Verified answer

$\sin 15^\circ=\sin(45^\circ-30^\circ)=\sin45^\circ\cos30^\circ-\cos45^\circ\sin30^\circ=\\=\dfrac{\sqrt{2} }{2} \cdot\dfrac{\sqrt{3} }{2}-\dfrac{\sqrt{2} }{2}\cdot\dfrac{1 }{2}=\dfrac{\sqrt{6} }{4}-\dfrac{\sqrt{2} }{4}=\dfrac{\sqrt{6}-\sqrt{2}}{4}$

2 votes Thanks 1

pomogite pozhalujsta s algebroj zadanie na foto497da10cfa93b99fc4ecb1d3a948d7bc 62651

Answer

ata221 August 2022 | 0 Ответы

100 ballov pomogite pozhalujsta 3 i 4 zadacha ochen proshu vas tretyu s chertezh

Answer

ata221 August 2022 | 0 Ответы

s massa 15 t koefficient treniya 04

Answer

ata221 August 2022 | 0 Ответы

znatoki informatiki pomogite pozhalujstanuzhno v kazhdom postavit verno ili nev

Answer

Answers & Comments

Verified answer

pomogite pozhalujsta s algebroj zadanie na foto497da10cfa93b99fc4ecb1d3a948d7bc 62651

tex77ad7d13bdeb632716afa31754a2c9a9 66423

rebyata ochen srochno himiya 9 klass pryamo sejchas nuzhno tolko esli vy 100 uv

100 ballov znatoki geometrii srochnopryamo sejchas nuzhno kak mozhno bystreep

pomogite pozhalujsta s algebrojsovsem nedavno nachali prohodit etu temuna fo

zzadanie na foto

nuzhna pomosh s odnim zadaniem pomogite pozhalujsta zadanie na foto nuzhno

100 ballov pomogite pozhalujsta 3 i 4 zadacha ochen proshu vas tretyu s chertezh

s massa 15 t koefficient treniya 04

znatoki informatiki pomogite pozhalujstanuzhno v kazhdom postavit verno ili nev

рекомендуемые вопросы

Helpful Links

Helpful Social